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2827972 = 227100999
BaseRepresentation
bin1010110010011011000100
312022200020201
422302123010
51210443342
6140340244
733015550
oct12623304
95280221
102827972
111661774
12b44684
13780274
14538860
153acdb7
hex2b26c4

2827972 has 12 divisors (see below), whose sum is σ = 5656000. Its totient is φ = 1211976.

The previous prime is 2827969. The next prime is 2827973. The reversal of 2827972 is 2797282.

2827972 is an admirable number.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (2827973) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50472 + ... + 50527.

22827972 is an apocalyptic number.

It is an amenable number.

2827972 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2827972 is a wasteful number, since it uses less digits than its factorization.

2827972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101010 (or 101008 counting only the distinct ones).

The product of its digits is 28224, while the sum is 37.

The square root of 2827972 is about 1681.6575156672. The cubic root of 2827972 is about 141.4137704180.

The spelling of 2827972 in words is "two million, eight hundred twenty-seven thousand, nine hundred seventy-two".

Divisors: 1 2 4 7 14 28 100999 201998 403996 706993 1413986 2827972